/**
 * @date 2006-3-13 15:21:53
 *
 */
package org.nanhill.moo.domain.permission;


/**
 * System role can not be deleted and modified it's properties (except
 * permissions) .
 * 
 * @author alin [xalinx at gmail dot com]
 * 
 */
public abstract class SystemRole extends Role {

}
